| 释义 |
[/ˈspektrəm; ˋspɛktrəm/] n (pl spectra [/ˈspektrə; ˋspɛktrə/]) (usu sing 通常作单数) 用法:
1 image of a band of colours as seen in a rainbow (and usu described as red, orange, yellow, green, blue, indigo and violet), formed by a ray of light that has passed through a prism 光谱. 用法:
2 similar series of bands of sound 声谱; 频谱:
the sound spectrum 声谱. 用法:
3 (fig 比喻) full or wide range or sequence 范围; 系列:
covering the whole spectrum of ability 涉及整个能力范围. =>Usage at data 用法见 data. |